vulnerability

Red Hat: CVE-2021-29948: CVE-2021-29948 Mozilla: Race condition when reading from disk while verifying signatures (Multiple Advisories)

Severity
2
CVSS
(AV:L/AC:M/Au:N/C:N/I:P/A:N)
Published
Apr 26, 2021
Added
Apr 27, 2021
Modified
Aug 11, 2025

Description

Signatures are written to disk before and read during verification, which might be subject to a race condition when a malicious local process or user is replacing the file. This vulnerability affects Thunderbird < 78.10.

Solutions

no-fix-redhat-rpm-packageredhat-upgrade-thunderbirdredhat-upgrade-thunderbird-debuginforedhat-upgrade-thunderbird-debugsource
Title
NEW

Explore Exposure Command

Confidently identify and prioritize exposures from endpoint to cloud with full attack surface visibility and threat-aware risk context.